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As ready reference for the student, instructor, and those practitioners that deal with perennial weeds on a daily basis, this book uses 28 weed species to illustrate the ways in which perennial weeds propagate vegetatively. The author has taken care to use examples of perennial weeds that are troublesome on a national scale, or representative of principal agricultural regions within the United States and Canada. This organised and well-written one-of-a-kind text uses both tables and text to assist the reader in identifying each weed species. The text also includes 67 illustrations that highlight reproduction, over-wintering, and perennating parts. Perennial Weeds also corrects some misconceptions in the weed science literature as to whether the perennating organ is a root or a rhizome. Not just another identification guidebook, Perennial Weeds takes the reader through root systems and rhizome anatomy to discuss exactly how perennial weeds propagate, so that eradication can be achieved in the most environmentally sound ways. This book provides the reader with a wealth of information concerning the propagation of perennial grass-like and broadleaf weeds. It emphasises why perennial weeds are so difficult to control and offers suggestions for their control.

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The definitive guide to exploring and diving the Shipwrecks of the Cayman Islands. The spectacular natural beauty of the islands hides a treacherous coastline that has seen many ships founder. For the first time in print, there is an accurate account of around 140 of the best-known and identified shipwrecks. This guide relates to how and where these ships have been lost and also gives important information on how to identify details on the various types of sailing vessel that have plied these waters over the last 500 years. Packed with over 200 photographs and illustrations this book will undoubtedly be used as an authoritative reference on how to dive and snorkel the most popular of these artificial reefs.

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